1-- I want to exchange this dress.

2-- You can exchange it with anything of the same price.

1-- Are there any sales today?

2-- We're having a big sale next weekend, but nothing today.

1-- What's going to be on sale?

2-- Dresses, skirts, blouses, pantsuits... everything will be on sale.

1-- That sounds great. I'll come back next weekend.

2-- Okay. Don't forget to bring your credit card.

===================================

注解：

1.exchange更换   

2.pantsuits长裤套装    

3.credit card信用卡    

===================================

译文：

1--我想换这件衣服。

2--你可以换任何和这件衣服等价的商品。

1--今天有什么在打折的吗？

2--下周我们有个很大的促销，但是今天没有。

1--什么商品将要打折呢？

2--连衣裙，短裙，女衬衣，裤套装……所有的都会打折的。

1--听起来很不错。我下周末会再来的。

2--好的，不要忘记带上你的会员卡。